PythonScriptsForAbaqus TableOfContents public

PYTHON SCRIPTS FOR ABAQUS
LEARN BY EXAMPLE
Gautam Puri
This document is the Table of Contents for the book.
A preview version of the book is available as a separate download
from the book website.
Book website: www.abaquspython.com

Contents
1. A Taste of Scripting 1
1.1Introduction 1
1.2Using a script to define materials 1
1.3To script or not to script.. 8
1.4Running a complete analysis through a script 8
1.5Conclusion 32
2. Running a Script 33
2.1Introduction 33
2.2How Python fits in 33
2.3Running a script within Abaqus/CAE 34
2.3.1Running a script in GUI to execute a single or multiple tasks 35
2.3.2Running a script in GUI to execute an entire simulation 35
2.4Running a script from the command line 35
2.4.1Run the script from the command line without the GUI 37
2.4.2Run the script from the command line with the GUI 38
2.5Running a script from the command line interface (CLI) 39
2.6Conclusion 40
3. Python 101 41
3.1Introduction 41
3.2Statements 41
3.3Variables and assignment statements 41
3.4Lists 44
3.5Dictionaries 46
3.6Tuples 49
3.7Classes, Objects and Instances 51
3.8What’s next? 59

ii Contents
4. The Basics of Scripting – Cantilever Beam Example 60
4.1Introduction 60
4.2A basic script 60
4.3Breaking down the script 64
4.3.1Initialization (import required modules) 65
4.3.2Create the model 67
4.3.3Create the part 68
4.3.4Define the materials 71
4.3.5Create solid sections and make section assignments 72
4.3.6Create an assembly 74
4.3.7Create steps 75
4.3.8Create and define field output requests 76
4.3.9Create and define history output requests 77
4.3.10Apply loads 78
4.3.11Apply constraints/boundary conditions 81
4.3.12Mesh 83
4.3.13Create and run the job 88
4.3.14Post processing 89
4.4What’s Next? 90
5. Python 102 92
5.1Introduction 92
5.1.1If… elif … else statements 92
5.1.2For loops 94
5.1.3range() function 95
5.1.4While-loops 97
5.1.5break and continue statements 97
5.2What’s Next? 99
6. Replay files, Macros and IDEs 100
6.1Introduction 100
6.2Replay Files 100
6.3Example - Compare replay with a well written script 101
6.4Macros 106

Contents iii
6.5IDEs and Text Editors 109
6.5.1IDLE 109
6.5.2Notepad ++ 109
6.5.3Abaqus PDE 110
6.5.4Other options 113
6.6What’s Next? 114
7. Static Analysis of a Loaded Truss 117
7.1Introduction 117
7.2Procedure in GUI 118
7.3Python Script 124
7.4Examining the Script 129
7.4.1Initialization (import required modules) 129
7.4.2Create the model 130
7.4.3Create the part 130
7.4.4Define the materials 131
7.4.5Create sections and make section assignments 132
7.4.6Create an assembly 134
7.4.7Create steps 135
7.4.8Create and define field output requests 135
7.4.9Create and define history output requests 135
7.4.10Apply loads 136
7.4.11Apply boundary conditions 137
7.4.12Mesh 139
7.4.13Create and run the job 141
7.4.14Post processing – setting the viewport 141
7.4.15Plot the deformed state and modify common options 142
7.4.16Plot the field outputs 143
7.5Summary 145
8. Explicit Analysis of a Dynamically Loaded Truss 146
8.1Introduction 146
8.2Procedure in GUI 147
8.3Python Script 154

iv Contents
8.3.1Part, material, section and assembly blocks 160
8.3.2Creating sets 161
8.3.3Creating steps 162
8.3.4Create and define history output requests 163
8.3.5Apply loads 164
8.3.6Boundary conditions, mesh, running the job and initial post
processing 164
8.3.7XY plots of displacement 165
8.4Summary 170
9. Analysis of a Frame of I-Beams 171
9.1Introduction 171
9.2Procedure in GUI 174
9.3Python Script 188
9.4Examining the Script 199
9.4.1Initialization (import required modules) 199
9.4.2Create the model 199
9.4.3Create the part 199
9.4.4Define the materials 206
9.4.5Create profiles 206
9.4.6Create sections and make section assignments 207
9.4.7Assign section orientations 210
9.4.8Create an assembly 210
9.4.9Create connectors using wire features 211
9.4.10Use constraint equations for two nodes 216
9.4.11Create steps 218
9.4.12Create and define field output requests 218
9.4.13Create and define history output requests 218
9.4.14Apply loads 218
9.4.15Apply boundary conditions 220
9.4.16Mesh 222
9.4.17Create and run the job 222
9.5Summary 223